1572305860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{243391}}^1$

素因数の和:243436

約数の個数: 48

約数和(自身を含む): 3680087040

約数和(自身を除く): 2107781180

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 243391, 486782, 973564, 1216955, 2433910, 4137647, 4624429, 4867820, 8275294, 9248858, 16550588, 18497716, 20688235, 23122145, 41376470, 46244290, 78615293, 82752940, 92488580, 157230586, 314461172, 393076465, 786152930, 1572305860]

約数ペア:

[(1, 1572305860), (2, 786152930), (4, 393076465), (5, 314461172), (10, 157230586), (17, 92488580), (19, 82752940), (20, 78615293), (34, 46244290), (38, 41376470), (68, 23122145), (76, 20688235), (85, 18497716), (95, 16550588), (170, 9248858), (190, 8275294), (323, 4867820), (340, 4624429), (380, 4137647), (646, 2433910), (1292, 1216955), (1615, 973564), (3230, 486782), (6460, 243391)]